<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>非父子间组件传值(Bus/总线/发布订阅模式/观察者模式)</title>  
    <script src="./vue.js"></script>
</head>
<body>
    <div id="root">
        <child content='Dell'></child>
        <child content='Lee'></child>
    </div>
    <script>

        Vue.prototype.bus = new Vue()

        Vue.component('child',{
            data:function(){
                return {
                    selfContent : this.content
                }
            },
            props:{
                content:String,
                },
            template:'<div @click=handleClick>{{selfContent}}</div>',
            methods:{
                handleClick:function(){
                    this.bus.$emit('change',this.selfContent);
                },
            },
            mounted:function(){
                var this_ = this;
                this.bus.$on('change',function(msg){
                    this_.selfContent = msg
                })
            },
        })
        var vm = new Vue({
            el:'#root',
            data:{
            },
            methods:{
                }
        })
    </script>
</body>
</html>